Senior Embedded Firmware Engineer - IoT (Remote, SA)

Placements24; Bloemfontein; Hybrid; ZAR 700,000 - 1,100,000; Full time

Benefits offered by this job

Stock options

Remote work stipend

Career growth in a fast-growing start‑

Job summary

Placements24 is seeking a Senior Firmware Engineer for a fully remote role within South Africa. You will design and deploy embedded firmware for next‑gen connected devices, working with hardware, software, and product teams to deliver robust solutions.

The role emphasizes C/C++ development, RTOS, and hardware awareness, with involvement from architecture to deployment in a fast-paced, distributed team.

Qualifications

• Bachelor's or Master's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related field.
• Minimum of 7 years of professional experience in embedded firmware development.
• Proficiency in C and C++ for embedded systems.
• Extensive experience with RTOS such as FreeRTOS, Zephyr, or similar.
• Strong understanding of embedded hardware architectures, peripherals, and communication protocols (SPI, I2C, UART, USB, BLE, Wi-Fi).
• Experience with debugging tools (JTAG, logic analyzers) and development environments.
• Familiarity with Git and CI/CD pipelines for embedded systems.
• Excellent problem-solving, analytical, and debugging skills.
• Strong communication and collaboration skills for remote teamwork.
• Demonstrated ability to work independently in a remote setting.
• Experience with IoT protocols and platforms is a plus.

Responsibilities

• Design, develop, and implement embedded firmware for microcontrollers and embedded systems using C/C++.
• Develop and maintain RTOS and drivers for various hardware platforms.
• Write clean, efficient, and well-documented code with strong coding standards.
• Perform unit and integration testing on firmware for reliability and performance.
• Collaborate with hardware engineers to define firmware requirements and resolve issues.
• Integrate firmware with cloud platforms and mobile applications.
• Contribute to firmware architecture design and technology selection.
• Participate in code reviews and provide feedback to teammates.
• Develop and maintain firmware documentation and technical specifications.
• Stay current with trends in embedded systems and firmware development.

Skills

C/C++ programming

RTOS

Embedded systems

Debugging

Remote collaboration

Education

Bachelor's or Master's in a related field

Tools

FreeRTOS

Zephyr

Git

CI/CD

Job description

Placements24 is seeking a Senior Firmware Engineer for a fully remote role within South Africa. You will design and deploy embedded firmware for next‑gen connected devices, working with hardware, software, and product teams to deliver robust solutions.

The role emphasizes C/C++ development, RTOS, and hardware awareness, with involvement from architecture to deployment in a fast-paced, distributed team.